Run results for: loadash get vs optional chaining

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.87 Safari/537.36

Browser: Chrome 78

Operating system: Mac OS X 10.14.3

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
optional chaining	686550.4 Ops/sec
lodash get	2767262.2 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var x = { a: { b: { c: { d: 1 } } } }

Tests:

optional chaining
var y = (_d = (_c = (_b = (_a = x) === null || _a === void 0 ? void 0 : _a.a) === null || _b === void 0 ? void 0 : _b.b) === null || _c === void 0 ? void 0 : _c.c) === null || _d === void 0 ? void 0 : _d.d;
lodash get
var y = _.get(x, 'a.b.c.d');